Curated PYQ Collection
Work power and energy
Showing 298 questions & PYQs organized by topics.
Work power and energy
Mechanics
10 Topics
01
The rate of doing work is called:
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02
A 50 kg boy climbs 45 stairs in 9 seconds. Each stair…
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03
A 5 kg object is raised 4 m. Find the work done…
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04
Which is not a unit of power?
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05
A girl weighing 40 N climbs a rope for 20 seconds at…
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06
A 20 kg object is raised through 2 m. What work is…
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07
How is power interpreted?
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08
A 50 kg boy climbs 44 stairs in 10 seconds. Each stair…
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09
Work done by a motor per unit time is called:
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10
What is the rate of doing work or transferring energy called?
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